1 files changed, 93 insertions, 0 deletions
diff --git a/src/main/java/de/hysky/skyblocker/skyblock/fancybars/BarGrid.java b/src/main/java/de/hysky/skyblocker/skyblock/fancybars/BarGrid.java
new file mode 100644
index 00000000..b85f85e1
--- /dev/null
+++ b/src/main/java/de/hysky/skyblocker/skyblock/fancybars/BarGrid.java
@@ -0,0 +1,93 @@
+package de.hysky.skyblocker.skyblock.fancybars;
+
+import java.util.LinkedList;
+import java.util.List;
+
+public class BarGrid {
+    private final LinkedList<LinkedList<StatusBar>> top = new LinkedList<>();
+    private final LinkedList<LinkedList<StatusBar>> bottomLeft = new LinkedList<>();
+    private final LinkedList<LinkedList<StatusBar>> bottomRight = new LinkedList<>();
+
+    public BarGrid() {}
+
+    public void add(int row, StatusBar bar, boolean right) {
+        if (row > 0)
+            top.get(row).add(bar);
+        else if (row < 0) {
+            if (right) {
+                bottomRight.get(Math.abs(row)).add(bar);
+            } else {
+                bottomLeft.get(Math.abs(row)).add(bar);
+            }
+        }
+    }
+
+    public void add(int x, int y, StatusBar bar) {
+        if (y > 0) {
+            if (x < 1) throw new IllegalArgumentException("x can't be negative, x: " + x);
+            LinkedList<StatusBar> statusBars = top.get(y-1);
+            statusBars.add(Math.min(x-1, statusBars.size()), bar);
+            bar.gridY = y;
+            bar.gridX = statusBars.indexOf(bar)+1;
+        } else if (y < 0) {
+            LinkedList<StatusBar> statusBars = (x < 0? bottomLeft: bottomRight).get(Math.abs(y)-1);
+            statusBars.add(Math.min(Math.abs(x)-1, statusBars.size()), bar);
+            bar.gridY = y;
+            bar.gridX = -(statusBars.indexOf(bar)+1);
+        }
+    }
+
+    public List<StatusBar> getRow(int row, boolean right) {
+        if (row > 0) {
+            return top.get(row-1);
+        } else {
+            return (right ? bottomRight: bottomLeft).get(Math.abs(row)-1);
+        }
+    }
+
+    public void addRow(int row, boolean right) {
+        if (row>0) {
+            top.add(row-1, new LinkedList<>());
+        } else if (row<0) {
+            (right ? bottomRight: bottomLeft).add(Math.abs(row)-1, new LinkedList<>());
+        }
+    }
+
+    public void remove(int x, int y) {
+        if (y > 0) {
+            if (x < 1) throw new IllegalArgumentException("x can't be negative, x: " + x);
+            LinkedList<StatusBar> statusBars = top.get(y-1);
+            StatusBar remove = statusBars.remove(x-1);
+            for (int i = x-1; i < statusBars.size(); i++) {
+                statusBars.get(i).gridX--;
+            }
+            remove.gridX = 0;
+            remove.gridY = 0;
+            if (statusBars.isEmpty()) {
+                top.remove(y - 1);
+                for (int i = y-1; i < top.size(); i++) {
+                    for (StatusBar bar : top.get(i)) {
+                        bar.gridY--;
+                    }
+                }
+            }
+        } else if (y < 0) {
+            LinkedList<LinkedList<StatusBar>> bottom = x < 0 ? bottomLeft : bottomRight;
+            LinkedList<StatusBar> statusBars = bottom.get(Math.abs(y)-1);
+            StatusBar remove = statusBars.remove(Math.abs(x) - 1);
+            for (int i = Math.abs(x)-1; i < statusBars.size(); i++) {
+                statusBars.get(i).gridX--;
+            }
+            remove.gridX = 0;
+            remove.gridY = 0;
+            if (statusBars.isEmpty()) {
+                bottom.remove(Math.abs(y) - 1);
+                for (int i = Math.abs(y)-1; i < bottom.size(); i++) {
+                    for (StatusBar bar : bottom.get(i)) {
+                        bar.gridY--;
+                    }
+                }
+            }
+        }
+    }
+}